The Mathematical Institute at the University of Wroclaw in Poland has organized a scientific session in the memory of Dr. Wojbor Woyczynski during a meeting of the Policy Mathematical Society, Wroclaw branch. Collaborators and friends of Dr. Woyczynski will give talk around topics he was interested in. They include Jan Rosiński (Knoxville, TN), Sylvie Méléard (Paris), Krzysztof Oleszkiewicz (UW), Tadeusz Kulczycki (PWr), Grzegorz Karch (UWr), René Schilling (Dresden), Tomasz Komorowski (IMPAN), and Piotr Biler (UW).